Official organ of American Malacological Union, 1931-
Title varies slightly
Title varies: 1886-Apr. 1888, Conchologists' exchange
Some vols. accompanied by supplements
INDEXES v. 3-34; 35-60; INDEXES, Author v. 1-75, 1886-1962; 76-85, 1963-72; INDEXES Subj. v. 1-90, 1886-1976. (Geographical, v. 1-90. Scientific names, v. 61-90)